General

  • Target

    f71ba702ffee325caf7268958f4770527958aedb0f64838265da8dbfc2586765

  • Size

    1.8MB

  • Sample

    250125-yp89xszmep

  • MD5

    dfa6afbb1a327845a9cbc90369b97c83

  • SHA1

    62b6d452efb85cccdcca9ac7b1aa1bea1a675fef

  • SHA256

    f71ba702ffee325caf7268958f4770527958aedb0f64838265da8dbfc2586765

  • SHA512

    a4c2cf294701638d2a4c61a1e4b8ad59a9d72a7e405545fe455c14f5f4f9e6a3c77cef43ccbad43f7bfb8c061b373293e6e741ea39d1f15beafa9bb29b47fea5

  • SSDEEP

    49152:3Ff8g52HCIDXtg9wGo1GLNtcYp9e9B0Wuayp3I4:VfTYCIDXe9wj1xAe9B0v

Malware Config

Targets

    • Target

      f71ba702ffee325caf7268958f4770527958aedb0f64838265da8dbfc2586765

    • Size

      1.8MB

    • MD5

      dfa6afbb1a327845a9cbc90369b97c83

    • SHA1

      62b6d452efb85cccdcca9ac7b1aa1bea1a675fef

    • SHA256

      f71ba702ffee325caf7268958f4770527958aedb0f64838265da8dbfc2586765

    • SHA512

      a4c2cf294701638d2a4c61a1e4b8ad59a9d72a7e405545fe455c14f5f4f9e6a3c77cef43ccbad43f7bfb8c061b373293e6e741ea39d1f15beafa9bb29b47fea5

    • SSDEEP

      49152:3Ff8g52HCIDXtg9wGo1GLNtcYp9e9B0Wuayp3I4:VfTYCIDXe9wj1xAe9B0v

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Gcleaner family

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks